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Finding the Fourth Proportional to 593,804.80, 890,707.20 and 144,522.10

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Solution

The fourth proportional to 593,804.80, 890,707.20 and 144,522.10 is: 216,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,804.80 : 890,707.20 = 144,522.10 : x
  2. Step 2: Convert to fraction form
    593,804.80/890,707.20 = 144,522.10/x
  3. Step 3: Cross multiply
    593,804.80x = 890,707.20 × 144,522.10
  4. Step 4: Simplify right side
    593,804.80x = 128,726,875,029.12
  5. Step 5: Solve for x
    x = 128,726,875,029.12/593,804.80
  6. Step 6: Final answer
    x = 216,783.15

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.